Home / 53,722.41-80,599.71-21,684.99

Finding the Fourth Proportional to 53,722.41, 80,599.71 and 21,684.99

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Solution

The fourth proportional to 53,722.41, 80,599.71 and 21,684.99 is: 32,533.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,722.41 : 80,599.71 = 21,684.99 : x
  2. Step 2: Convert to fraction form
    53,722.41/80,599.71 = 21,684.99/x
  3. Step 3: Cross multiply
    53,722.41x = 80,599.71 × 21,684.99
  4. Step 4: Simplify right side
    53,722.41x = 1,747,803,684.42
  5. Step 5: Solve for x
    x = 1,747,803,684.42/53,722.41
  6. Step 6: Final answer
    x = 32,533.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.